IWC Schaffhausen · Portugieser
IWC Schaffhausen Portugieser Chronograph Classic
Reference IW390302 · Chronograph · 42 mm Discontinued
Specifications
- Reference
- IW390302
- Family
- Portugieser
- Category
- Chronograph
- Status
- Discontinued
- Case material
- Stainless steel, 18 ct rose gold
- Case diameter
- 42 mm
- Case thickness
- 14.3 mm Official
- Lug-to-lug
- —
- Lug width
- 22 mm Official
- Water resistance
- 30 m
- Bezel
- —
- Calibre
- 89361 Official
- Power reserve
- 68 h
- Frequency
- 28,800 vph (4 Hz)
Official product page · retrieved October 22, 2026
Does it fit your wrist?
Enter your wrist circumference. The watch appears to scale on the flat top of the wrist.
No lug-to-lug figure exists for this reference yet, so fit cannot be computed.
Measurements and sources
Brands rarely publish thickness, lug width and lug-to-lug together. Each observation below is kept separate, with who gave it.
Case thickness
| Value | Type | Source | Date |
|---|---|---|---|
| 14.3 mm | Official | IWC | October 22, 2026 |
Lug-to-lug
No source gave this figure yet.
Lug width
Lug width is the gap between the lugs, where the strap fits. It is not lug-to-lug.
| Value | Type | Source | Date |
|---|---|---|---|
| 22 mm | Official | IWC | October 22, 2026 |
Calibre source
Official IWC · retrieved October 22, 2026
Other versions in the same case
These references share this case and differ by metal, dial, bracelet or bezel. The figures on this page apply to all of them, except where a reference shows its own thickness.
Other Portugieser references
| Watch | Ø | Thickness | Lug-to-lug | Calibre |
|---|---|---|---|---|
| Portugieser Chronograph IW371604 | 41 mm | 13 mm | 48 mm | 69355 |
| Portugieser Chronograph Ceratanium IW371631 | 41 mm | 13 mm | — | 69355 |
| Portugieser Tourbillon Chronograph IW394006 | 43.5 mm | 15.9 mm | — | 89900 |
| Portugieser Yacht Club Chronograph IW390701 | 44.6 mm | 14.3 mm | — | 89361 |
| Portugieser Chronograph (steel, 40.9 mm) IW371445Discontinued | 40.9 mm | 12.5 mm | 47.5 mm | 79350 |
| Portugieser Chronograph Rattrapante IW371222Discontinued | 40.9 mm | 12.4 mm | 47.7 mm | 76240 |
| Portugieser Yacht Club Chronograph (calibre 89361) IW390503Discontinued | 43.5 mm | 14.1 mm | 53.5 mm | 89361 |
| Portugieser Automatic 42 IW501701 | 42.4 mm | 13 mm | — | 52011 |
| Portugieser Perpetual Calendar 42 IW344203 | 42.4 mm | 13.8 mm | 50.5 mm | 82650 |
| Portugieser Hand-Wound Tourbillon IW545801 | 42.4 mm | 10.8 mm | — | 81905 |
| Portugieser Hand-Wound Tourbillon Day & Night IW545901 | 42.4 mm | 10.8 mm | — | 81925 |
| Portugieser Yacht Club Perpetual Calendar 42 IW344101 | 42.4 mm | 14.1 mm | — | 82651 |
| Portugieser Automatic 40 IW358303 | 40.4 mm | 12.3 mm | 49 mm | 82200 |
| Portugieser Yacht Club Moon & Tide (steel) IW344002 | 44.6 mm | 13.4 mm | — | 82836 |
| Portugieser Perpetual Calendar IW503302 | 44.2 mm | 14.9 mm | 52.4 mm | 52611 |
| Portugieser Eternal Calendar IW505701 | 44.4 mm | 14.9 mm | — | 52640 |
| Portugieser Perpetual Calendar 44 IW503701 | 44.4 mm | 15 mm | — | 52616 |
| Portugieser Automatic IW500703Discontinued | 42.3 mm | 14.1 mm | 50.3 mm | 52010 |
| Portugieser Yacht Club Moon & Tide (18 ct 5N gold) IW344001 | 44.6 mm | 13.4 mm | 52.5 mm | 82835 |
| Portugieser Grande Complication IW377601 | 45 mm | 16.5 mm | — | 79091 |
| Portugieser Perpetual Calendar Tourbillon IW504505 | 45 mm | 15.2 mm | — | 51950 |
| Portugieser Automatic Boutique IW500713Discontinued | 42.3 mm | 14.1 mm | — | 52010 |
| Portugieser Hand-Wound Eight Days IW510212Discontinued | 43.2 mm | 12.3 mm | 51.2 mm | 59215 |
| Portugieser Sidérale Scafusia IW504101 | 46 mm | 17.6 mm | — | 94900 |
| Portugieser Annual Calendar IW503501Discontinued | 44.2 mm | 14.9 mm | — | 52850 |
| Portugieser Minute Repeater IW544907Discontinued | 44.2 mm | 14 mm | — | 98950 |
| Portugieser Perpetual Calendar (18 ct white gold, calibre 52610) IW503301Discontinued | 44.2 mm | 14.9 mm | — | 52610 |
| Portugieser Perpetual Calendar (calibre 52615) IW503404Discontinued | 44.2 mm | 14.9 mm | 52.3 mm | 52615 |
| Portugieser Tourbillon Mystère Rétrograde IW504601Discontinued | 44.2 mm | 14.9 mm | — | 51900 |
| Portugieser Perpetual Calendar Digital Date-Month IW397204Discontinued | 45 mm | 16 mm | 53.3 mm | 89801 |
| Portugieser Hand-Wound Monopusher IW515301Discontinued | 46 mm | 13.9 mm | — | 59360 |
| Portugieser Constant-Force Tourbillon IW590202Discontinued | 46 mm | 13.4 mm | — | 94805 |
Other IWC Schaffhausen models
| Watch | Ø | Thickness | Lug-to-lug | Calibre |
|---|---|---|---|---|
| Portofino Chronograph (calibre 75320) IW391036 | 42 mm | 13.6 mm | — | 75320 |
| Portofino Chronograph (calibre 79320) IW391027 | 42 mm | 13.6 mm | 49.3 mm | 79320 |
| Pilot's Watch Chronograph 41 Le Petit Prince IW389410 | 41.9 mm | 15.5 mm | — | 69381 |
| Pilot's Watch Chronograph 41 TOP GUN IW389401 | 41.9 mm | 15.5 mm | — | 69380 |
| Pilot's Watch Chronograph IW378001 | 43 mm | 14.8 mm | — | 69385 |
| Pilot's Watch Chronograph 41 IW388101 | 41 mm | 14.5 mm | 51.7 mm | 69385 |